    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        /* 设置滚动条的样式 */
        &::-webkit-scrollbar {
            width: 12px;
            display: none;
            background: transparent;
        }
        /* 滚动槽 */
        &::-webkit-scrollbar-track {
            border-radius: 10px;
            background: transparent;
        }
        /* 滚动条滑块 */
        &::-webkit-scrollbar-thumb {
            border-radius: 10px;
            background: transparent;
        }
        &::-webkit-scrollbar-thumb:window-inactive {
            background: #42a5f5;
        }
    }